Display device and display method

Abstract

A display device and a display method to enable, by reducing the amount of data to be displayed, reduction of the time required for display even when the data to be dealt with is three-dimensional coordinate data are obtained. A display device according to the invention includes a tool-movement-path calculation means 14 to calculate, on the basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system, a path-replacement-processing unit 19 to replace, on the basis of the tool movement paths calculated by the tool-movement-path calculation means 14 and a predetermined index, consecutive tool movement paths with a replacement path, and a display unit 20 to display the replacement path replaced by the path-replacement-processing unit 19.

1 - 23 . (canceled) 
     
     
         24 . A display device comprising:
 a tool-movement-path calculator to calculate, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path-replacement processor to replace, on a basis of the tool movement paths calculated by the tool-movement-path calculator and a predetermined index, consecutive tool movement paths with a replacement path; and   a display to display the replacement path,   wherein the display displays the replacement path to be visually distinguishable in accordance with an angle between the replacement path and a predetermined reference vector.   
     
     
         25 . A display device comprising:
 a tool-movement-path calculator to calculate, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path-replacement processor to replace, on a basis of the tool movement paths calculated by the tool-movement-path calculator and a predetermined index, consecutive tool movement paths with a replacement path;   a display to display one or more replacement paths generated by performing the path replacement processing one or more times; and   a corresponding-information retrieval unit to retrieve, form the data of the machining program, a movement command corresponding to a replacement path extracted from the one or more replacement paths displayed in the display,   wherein the display displays by highlighting the movement command retrieved by the corresponding-information retrieval unit.   
     
     
         26 . The display device according to  claim 25 , wherein the corresponding-information retrieval unit extracts, on a basis of information on a position on a display screen of the display inputted in the display, a replacement path from the one or more replacement paths displayed in the display, and retrieves, from the data of the machining program, a movement command corresponding to the extracted replacement path. 
     
     
         27 . A display device comprising:
 a tool-movement-path calculator to calculate, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path-replacement processor to replace, on a basis of the tool movement paths calculated by the tool-movement-path calculator and a predetermined index, consecutive tool movement paths with a replacement path;   a display to display one or more replacement paths generated by performing the path replacement processing one or more times; and   a corresponding-information retrieval unit to retrieve, from the one or more replacement paths, a replacement path corresponding to a movement command extracted from the data of the machining program displayed in the display,   wherein the display displays by highlighting the replacement path retrieved by the corresponding-information retrieval unit.   
     
     
         28 . The display device according to  claim 27 , wherein the corresponding-information retrieval unit extracts, on a basis of information on a position on a display screen of the display inputted in the display, a movement command from the data of the machining program displayed in the display, and retrieves, from the one or more replacement paths, the replacement path corresponding to the extracted movement command. 
     
     
         29 . A display device comprising:
 a tool-movement-path calculator to calculate, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path-replacement processor to replace, on a basis of the tool movement paths calculated by the tool-movement-path calculator and a predetermined index, consecutive tool movement paths with a replacement path;   a display to display the replacement path; and   a process-information retrieval unit,   wherein the tool-movement-path calculator divides the data of the machining program into arbitrary processes, calculates, on a basis of movement commands included in one of the arbitrarily divided processes, tool movement paths included in the one of the processes;   the path-replacement processor replaces, on a basis of the tool movement paths calculated by the tool-movement-path calculator and the predetermined index, consecutive tool movement paths included in the one of the processes with a replacement path;   the process-information retrieval unit retrieves, from one or more replacement paths generated by performing the path replacement processing one or more times, a replacement path corresponding to a processes extracted from processes displayed in the display; and   the display displays by highlighting the replacement path retrieved by the process-information retrieval unit.   
     
     
         30 . A display device comprising:
 a tool-movement-path calculator to calculate, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path-replacement processor to replace, on a basis of the tool movement paths calculated by the tool-movement-path calculator and a predetermined index, consecutive tool movement paths with a replacement path;   a display to display the replacement path; and   a process-information retrieval unit,   wherein the tool-movement-path calculator divides the data of the machining program into arbitrary processes, calculates, on a basis of movement commands included in one of the arbitrarily divided processes, tool movement paths included in the one of the processes;   the path-replacement processor replaces, on a basis of the tool movement paths calculated by the tool-movement-path calculator and the predetermined index, consecutive tool movement paths included in the one of the processes with a replacement path;   the process-information retrieval unit retrieves from the data of the machining program one or more movement commands corresponding to a process extracted from processes displayed in the display; and   the display displays by highlighting the one or more movement commands retrieved by the process-information retrieval unit.   
     
     
         31 . A display method comprising:
 a tool-movement-path calculation step of calculating, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path replacement step of replacing, on a basis of the tool movement paths calculated in the tool-movement-path calculation step and a predetermined index, consecutive tool movement paths with a replacement path; and   a replacement-path display step of displaying the replacement path in a display,   wherein, in the replacement-path display step, the replacement path is displayed in the display to be visually distinguishable in accordance with an angle between the replacement path and a predetermined reference vector.   
     
     
         32 . A display method comprising:
 a tool-movement-path calculation step of calculating, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path replacement step of replacing, on a basis of the tool movement paths calculated in the tool-movement-path calculation step and a predetermined index, consecutive tool movement paths with a replacement path;   a replacement-path display step of displaying one or more replacement paths generated by performing the path replacement step one or more times in a display;   a movement-command retrieval step of retrieving, from the data of the machining program, a movement command corresponding to a replacement path extracted from the one or more replacement paths displayed in the display; and   a machining-program display step of displaying by highlighting the movement command retrieved in the movement-command retrieval step in the display.   
     
     
         33 . A display method comprising:
 a tool-movement-path calculation step of calculating, on a basis of data of a machining program on which movement commands for a tool in a three-dimensional coordinate system are written, tool movement paths through which the tool moves in the three-dimensional coordinate system;   a path replacement step of replacing, on a basis of the tool movement paths calculated in the tool-movement-path calculation step and a predetermined index, consecutive tool movement paths with a replacement path;   a replacement-path display step of displaying one or more replacement paths generated by performing the path replacement step one or more times in a display; and   a replacement-path retrieval step of retrieving, from the one or more replacement paths, a replacement path corresponding to a movement command extracted from the data of the machining program displayed in the display,   wherein, in the replacement-path display step, the replacement path retrieved in the replacement-path retrieval step is displayed to be highlighted in the display.